Destroy an airborne enemy helicopter with a Mortar Strike

Execute the forest sniper in 'Frozen Tundra' with a takedown

Collect all Weapons and Field Upgrades from Supply Boxes in Open Combat Missions

Use a Shock Stick to disable an enemy Sentry Gun

Destroy all of the cars in the mansion garage in 'Oligarch'

Throw and hit an enemy directly with a Flammable Cannister then blow them up with it

Complete the campaign on Veteran

Use a missile to take out a single enemy in 'Danger Close'

Customize your loadout in every Open Combat Mission

Kill 12 enemies while descending in the panopticon in 'Operation 627'

Reclaim your gear from a Tombstone in MWZ

Learn all player upgrades